Fuchsite and Gahnospinel Physical Properties

Fuchsite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.77-2.88

3.65-4.55

1.5 Fracture

Uneven

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect basal

None, but may exhibit slight parting

1.7 Mohs Hardness

2.5

7.5-8

1.8 Chemical Composition

K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Fuchsite and Gahnospinel Chemical Formula

While comparing Fuchsite and Gahnospinel physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Fuchsite and Gahnospinel chemical formula.

Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Fuchsite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.